Nov 26 2012
Phosphor bronze UNS C52400 has a copper content of not less than 90%.
The following table shows the mechanical properties of UNS C52400 flat products as a function of heat treatment and thickness.
| Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
| B |
C |
F |
30T |
| H02 |
1mm (0.04in) |
572MPa (83ksi) |
- |
32% |
92 |
- |
- |
- |
| H04 |
1mm (0.04in) |
689MPa (100ksi) |
- |
13% |
97 |
- |
- |
- |
| H06 |
1mm (0.04in) |
793MPa (115ksi) |
- |
7% |
100 |
- |
- |
- |
| H08 |
1mm (0.04in) |
841MPa (122ksi) |
- |
4% |
101 |
- |
- |
- |
| H10 |
1mm (0.04in) |
883MPa (128ksi) |
- |
3% |
103 |
- |
- |
- |
| OS035 |
1mm (0.04in) |
455MPa (66ksi) |
193MPa (28ksi) |
68% |
55 |
- |
- |
- |
Equivalent materials to UNS C52400 copper alloys are the following:
- ASME SFA5.21
- ASTM B139
- ASTM B159
- SAE J461
- SAE J463
The chemical composition of UNS C52400 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Tin, Sn |
10 - 11 |
| Zinc, Zn |
0.2 |
| Iron, Fe |
0.1 |
| Lead, Pb |
0.05 |
| Phosphorous, P |
0.03-0.35 |
| Copper, Cu |
Remainder |